AT315469B - Screw press - Google Patents

Screw press

Info

Publication number: AT315469B
Authority: AT; Austria
Prior art keywords: screw press; press; screw
Prior art date: 1968-07-02

Application number

AT624169A

Other languages

German (de)

Inventor

Ing Heinz Schippers Dipl

Ing Dr Friedhelm Hensen Dipl

Original Assignee

Barmag Barmer Maschf

Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)

1968-07-02

Filing date

1969-06-30

Publication date

1974-05-27

1969-06-30 Application filed by Barmag Barmer Maschf filed Critical Barmag Barmer Maschf

1974-05-27 Application granted granted Critical

1974-05-27 Publication of AT315469B publication Critical patent/AT315469B/en

Links

Classifications

- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
- B29C48/50—Details of extruders
- B29C48/68—Barrels or cylinders
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
- B29C48/395—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
- B29C48/50—Details of extruders
- B29C48/505—Screws
- B29C48/53—Screws having a varying channel depth, e.g. varying the diameter of the longitudinal screw trunk
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion

Landscapes

Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)
Extrusion Moulding Of Plastics Or The Like (AREA)

AT624169A 1968-07-02 1969-06-30 Screw press AT315469B (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE19681779055 DE1779055B1 (en)	1968-07-02	1968-07-02	SCREW EXTRUSION PRESS FOR HIGHLY VISCOSE THERMOPLASTIC MATERIALS

Publications (1)

Publication Number	Publication Date
AT315469B true AT315469B (en)	1974-05-27

Family

ID=5703705

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
AT624169A AT315469B (en)	1968-07-02	1969-06-30	Screw press

Country Status (11)

Country	Link
US (1)	US3664795A (en)
JP (1)	JPS5024993B1 (en)
AT (1)	AT315469B (en)
BE (1)	BE734912A (en)
CH (1)	CH484740A (en)
DE (1)	DE1779055B1 (en)
ES (1)	ES369008A1 (en)
FR (1)	FR2012159A1 (en)
GB (1)	GB1270168A (en)
NL (1)	NL6910033A (en)
RO (1)	RO54952A (en)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3998438A (en) *	1973-09-17	1976-12-21	Beloit Corporation	Extruder plasticizing and mixing screw
US3954366A (en) *	1975-01-06	1976-05-04	Fields Reuben T	Two-stage single screw extrusion apparatus
CA1059718A (en) *	1975-03-12	1979-08-07	Timothy S. Dougherty	Advancing and working thermoplastic materials
US4099897A (en) *	1975-11-04	1978-07-11	Hitachi Cable, Ltd.	Apparatus for producing foamed plastic insulated wires
DE2706755C2 (en) *	1977-02-17	1983-12-22	Dynamit Nobel Ag, 5210 Troisdorf	Method and device for incorporating glass fibers into thermoplastics
US4125635A (en) *	1977-04-26	1978-11-14	Ruyter Peter W A De	Method for making a meat analog
US4255379A (en) *	1977-05-17	1981-03-10	New Castle Industries, Inc.	Injection molding using screw for processing heat sensitive polymeric materials
DE2907074C2 (en) *	1979-02-23	1982-08-19	Dynamit Nobel Ag, 5210 Troisdorf	Screw extruder for polyvinylidene fluoride monofilaments
EP0102400B1 (en) *	1982-08-26	1987-01-14	HERMANN BERSTORFF Maschinenbau GmbH	Extruder with vent zone
US5514310A (en) *	1994-03-25	1996-05-07	Sander; Daniel G.	Method of foaming prior to injection molding
JP3573380B2 (en) *	1995-08-14	2004-10-06	株式会社青木固研究所	Preform injection molding method and stretch blow molding method for polyester resin
DE19638994B4 (en) *	1996-09-23	2009-02-26	Bühler AG	Apparatus for homogenizing, mixing and / or granulating chemical substances
US7588789B1 (en)	2009-04-08	2009-09-15	Wenger Manufacturing, Inc.	High capacity extrusion die assembly
US7611347B1 (en)	2009-04-08	2009-11-03	Wenger Manufacturing Inc.	Extrusion die assembly for high density products
US9011131B2 (en) *	2010-03-11	2015-04-21	Rms Equipment Llc	Lug type extruder screw
CN102490339A (en) *	2011-12-08	2012-06-13	浙江华业塑料机械有限公司	Screws used in twin-screw foaming extruder
SK6879Y1 (en) *	2013-04-02	2014-09-04	Konstrukta Industry A S	Decompression screw for rubber mixtures processing
US9458297B2 (en)	2014-06-30	2016-10-04	Weyerhaeuser Nr Company	Modified fiber, methods, and systems
CN104325622A (en) *	2014-08-29	2015-02-04	立昌科技（赣州）有限公司	Modified fluorinated ethylene propylene and preparation method thereof
CA3054231C (en) *	2015-08-12	2022-05-17	Omachron Intellectual Property Inc.	Mold having a pressurization member
US11472065B2 (en)	2015-08-12	2022-10-18	Omachron Intellectual Property Inc.	Plastic parts made from plastics having different melting points and a method of manufacturing same
CN106390858A (en) *	2016-11-04	2017-02-15	云南中翼鼎东能源科技开发有限公司	Prilling and molding equipment used for recycling of coal slime and dust
DE102017205020A1 (en) *	2017-03-24	2018-09-27	Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.	Reaction device with heat exchanger and their use
US11969932B2 (en)	2019-06-25	2024-04-30	Omachron Intellectual Property Inc.	Puller apparatus with movable mounting arm
CN110315746A (en) *	2019-08-05	2019-10-11	深圳市畅形增材科技有限公司	Small draw ratio extrusion screw rod and extrusion device
FR3128644A1 (en)	2021-11-03	2023-05-05	Laboratoire Aguettant	Pre-filled syringe (PFS) with removable plunger rod, storable along the syringe barrel.
FR3135400B1 (en)	2022-05-16	2024-05-10	Aguettant Lab	Process for sterilizing a pre-filled syringe (PFS)

1968
- 1968-07-02 DE DE19681779055 patent/DE1779055B1/en not_active Ceased
1969
- 1969-06-20 BE BE734912D patent/BE734912A/xx unknown
- 1969-06-27 CH CH985069A patent/CH484740A/en not_active IP Right Cessation
- 1969-06-30 RO RO60386A patent/RO54952A/ro unknown
- 1969-06-30 AT AT624169A patent/AT315469B/en not_active IP Right Cessation
- 1969-07-01 ES ES369008A patent/ES369008A1/en not_active Expired
- 1969-07-01 NL NL6910033A patent/NL6910033A/xx unknown
- 1969-07-01 US US838077A patent/US3664795A/en not_active Expired - Lifetime
- 1969-07-01 FR FR6922216A patent/FR2012159A1/fr not_active Withdrawn
- 1969-07-02 GB GB33368/69A patent/GB1270168A/en not_active Expired
- 1969-07-21 JP JP44052092A patent/JPS5024993B1/ja active Pending

Also Published As

Publication number	Publication date
ES369008A1 (en)	1971-05-16
GB1270168A (en)	1972-04-12
US3664795A (en)	1972-05-23
BE734912A (en)	1969-12-01
NL6910033A (en)	1970-01-06
RO54952A (en)	1973-02-17
DE1779055B1 (en)	1972-05-04
FR2012159A1 (en)	1970-03-13
JPS5024993B1 (en)	1975-08-20
CH484740A (en)	1970-01-31

Legal Events

Date	Code	Title	Description
1983-06-15	ELJ	Ceased due to non-payment of the annual fee

Publication	Publication Date	Title
CH495829A (en)	1970-09-15	Screw press
AT315469B (en)	1974-05-27	Screw press
CH518462A (en)	1972-01-31	screw
AT314047B (en)	1974-03-11	Fog-proof object
AT309225B (en)	1973-06-15	PRESS
CH507450A (en)	1971-05-15	Screw pump
NL140603B (en)	1973-12-17	SELF-LOCKING SCREW.
CH488557A (en)	1970-04-15	Screw press
AT284418B (en)	1970-09-10	Extrusion press
BR6804210D0 (en)	1973-01-09	HYDRAULIC PRESS
CH518174A (en)	1972-01-31	Screw press
AT293860B (en)	1971-10-25	Feed press
AT310427B (en)	1973-09-25	Screw press
CH486316A (en)	1970-02-28	Screw press
FI48168C (en)	1974-07-10	Screw press for thermoplastics
AT318227B (en)	1974-10-10	Screw press
BR6803467D0 (en)	1973-04-12	HYDRAULIC PRESS
DK131978C (en)	1976-03-01	VULCANIZATION PRESS
CH494054A (en)	1970-07-31	Filter press
CH509518A (en)	1971-06-30	screw
CH481735A (en)	1969-11-30	Screw press
CH510512A (en)	1971-07-31	Screw press
NL154149B (en)	1977-08-15	SCREW PRESS.
AT293882B (en)	1971-09-15	ROTARY PRESS
CH489364A (en)	1970-04-30	Press line